@article{SM_2008_199_7_a2,
     author = {A. M. Gaisin and I. G. Kinzyabulatov},
     title = {A~Levinson-Sj\"oberg type theorem. {Applications}},
     journal = {Sbornik. Mathematics},
     pages = {985--1007},
     publisher = {mathdoc},
     volume = {199},
     number = {7},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2008_199_7_a2/}
}